Matches 1 - 36 out of 36
Match Document Document Title
7628048 Rekeyable lock cylinder and method for rekeying the same  
A rekeyable lock cylinder comprises a cylinder body and a plug assembly disposed within the cylinder body. The plug assembly comprises a plug body, a plurality of assembled pins, a position block...
7624606 Rekeyable lock cylinder, plug assembly of the same and method for rekeying the same  
A rekeyable lock cylinder comprises a cylinder body and a plug assembly disposed within the cylinder body. The plug assembly comprises a plug body, a plurality of pin assemblies and a guide bar....
7584635 Multifunctional lock  
A multifunctional lock comprises a lock shell ( 1 ), a lock bar ( 3 ), movable tooth pieces ( 4 ), a support ( 5 ) for sliding blocks, sliding blocks ( 6 ) and a guide slot unit ( 8 ) for the...
7308811 Devices, methods, and systems for keying a lock assembly  
Certain exemplary embodiments of the present invention provide a lock keying system comprising: a lock cylinder comprising: a cylinder body; a plug assembly disposed in the cylinder body and...
7181937 Locking cylinder  
The locking cylinder has a basic code which can be changed using at least one change key ( 17, 17 ′). A rotor ( 3 ) is mounted in a cylinder housing ( 2 a , 2 b ) and has a keyway ( 4 ) into...
7073360 Lock cylinder  
A lock cylinder having a master key capability wherein the lock cylinder can be provided with either a master annular ring on the front of the lock plug which can only be opened by a master key or...
6935146 Changeable lock assembly  
A lock assembly has a housing, a cylinder, a main adjusting pin assembly, a sub-adjusting pin assembly and multiple locking pin assemblies. The housing has multiple sets of pin holes, two main...
6889534 Controlled access lock  
A locking device for controlled, reversible security using a control key to set the lock's accessibility to multiple individual keys, thus providing complete control of security. The control key...
6776017 Adaptable radial tumbler lock  
An adaptable lock 10 assembly and a method of using the lock 10 assembly in order to reprogram a lock 10 to accept a key different from the key which originally operated the lock 10 . The...
6701761 Lock system for vehicles and the like  
A lock system is provided for vehicles and the like of the type having at least one closure. A lock housing is mounted adjacent the closure, and includes a lock barrel with an axial tumbler groove,...
6389859 Master/valet keyset and lock  
A master/valet lock and keyset provides a means of permitting limited one-time entry after locking a door to individuals possessing a valet key. In an embodiment, the mechanism relies on the use of...
5974367 Electronic lock system and use thereof  
In a preferred embodiment, with a system employing an electronic lock and electronic key apparatus, a method, including: providing as the electronic key apparatus an electronic key selected from...
5894750 Lock  
A lock includes a casing, a cylindrical rod and a key, the casing having a longitudinal hole for the cylindrical rod received therein. The casing and the cylindrical rod have a main transverse hole...
5339659 Security lock with two locking mechanisms, of the pump type and of the double-bit type, respectively  
A security lock for doors of dwellings, gates and the like comprises a pump-type locking mechanism for operating a bolt, and a double-bit locking mechanism for locking the pump mechanism in its...
5305623 Key operated, combination changing, lock  
A key-operated, combination changing, lock comprising a lock box, a slidable bolt and at least one bolt-retaining slider movable transversally across the bolt to retain the bolt in a resting and...
5000019 Cylinder lock and method for using same  
The cylinder lock of the present disclosure includes a cylinder housing having either two or three rows of cylinder holes therein. The cylinder holes are in communication with an elongated...
4704884 Double-acting locking device for joint control  
A double-acting locking device of the axial pin tumbler type for joint control. A rotary plug, a control plug, a master plug and a stationary plug fit in contact with each other within a cylinder....
4620733 Shipboard internal locking system  
A locking bolt system for locking shipboard water tight doors, hatches and cuttles comprising plural bolts with racks thereon driven by pinions rotated by a drive shaft. Rotation of the drive shaft...
4506530 Key-operated lock  
In a security door lock a pivoted detent deadlocks the bolt by engagement of a stump in pockets provided in the bolt. The detent is normally held in its locking position by a cam surface on the...
4403486 Pin tumbler lock  
A tumbler lock comprising housing pockets in an outer housing and plug pockets in a cylindrical plug rotatably mounted in the housing holding slidably outer and inner pins respectively, auxiliary...
4376382 Resettable lock assembly  
A resettable single-barrel single-plug cylindrical two section lock assembly is provided wherever master keying is required. The lock of the invention is intended to be operated and reset by three...
3998080 Frangible construction lock system  
A pin tumbler lock has a housing, a cylindrical key plug provided with a keyway rotatable in the housing, a shear line between the plug and the housing, pin tumbler bores with aligned parts...
3916657 Double key axial split-pin tumbler-type lock  
An axial split-pin tumbler-type lock having a lock cylinder, a three-part plug assembly inserted in the cylinder, and a plurality of spring-pressed pin tumbler assemblies carried by the plug...
3785188 MAGNETIC CONTROLLED DOOR LOCK  
A lock for a door, the lock including a safety feature that prevents an intruder or unauthorized person from opening the lock; the safety feature consisting of a magnetically operated mechanism...
3771340 LOCK SYSTEM  
A lock arrangement comprising a cylinder lock with turnable locking disks and a number of different keys. One or several of the keys are normal keys for normal operation of the lock, but there are...
3665741 SELF-CODIFYING LOCK  
Self-codifying lock of the type comprising a plurality of tumblers in a tumbler pack which, on use of a key, are orientated so that a boss or finger on the bolt of the lock achieves passage in...
3595358 TICKET COLLECTION METHOD AND APPARATUS  
A method and system of fare collection employing novel semirigid card having preformed longitudinal deformities mating with ridges and/or grooves in a multiple keyway or slot for insertion therein....
3257831 Construction lock cylinder  
3234768 Key actuated mechanism with temporary ball tumbler  
3210973 Lock construction  
3183692 Construction lock cylinder  
3070987 Locks  
2950615 Door lock with button locking means  
2910860 Locking device with sliding plug  
2818723 Cylinder lock  
RE11119 Title is not available  
Matches 1 - 36 out of 36